One Piece Episode 737 English Subbed Episode Title:The Birth of the Legend! The Adventures of the Revolutionary Warrior Sabo!.Episode Description:The Straw Hats along with Law, Bellamy, Kin'emon and Kanjuro retreat to Kyros's house to rest and recover. Sabo arrives soon after to see Luffy and everyone except Robin are shocked to know he is Luffy's brother. Sabo reveals CP-0 is searching for the revolutionaries and they have to leave soon, advising the Straw Hats to also leave soon. Sabo then tells the crew of his past with Luffy and Ace and also what happened to him after he was presumed dead. The Dressrosa palace has begun repair works and the Corrida Colosseum fighters are resting there. Bartolomeo then locks up Cavendish in a chain, telling everyone they will see a monster if they don't lock him up. After telling the crew his story, Franky asks how he get back his memories to which Sabo replies Ace's death awakened his memory.